#!/usr/bin/env bash

#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#

if [ -z "$1" ]; then
    echo "No directory specified."
    exit
fi

JDIR=$1
echo "Target directory: ${JDIR}"

rm -f j*.txt

if [ -d "${JDIR}" ]; then
    n=0
    for f in "${JDIR}"/*.jdat; do
        echo "$f -> j$n.txt"
        hexdump -C "$f" > j$n.txt
        (( n += 1 ))
    done
else
    echo "This directory does not exist."
fi
